?url_ver=Z39.88-2004&rft_id=10.1002%2F2016GL071768&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Herrera-Estrada%2C+J.E.&rft.aulast=Herrera-Estrada&rft.aufirst=J.E.&rft.issue=5&rft.volume=44&rft.date=10+March+2017&rft.issn=0094-8276&rft.atitle=Spatiotemporal+Dynamics+of+Global+Drought&rft.title=Geophysical+Research+Letters&rft.pages=1-25&rft.genre=article